Medium6.3Red Hat & Ubuntu Linux
TigerVNC x0vncserver: Information disclosure, data manipulation, and denial of service via incorrect permissions
CVE-2026-34352 Published Mar 26, 2026
CVE-2026-34352
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
TigerVNC x0vncserver: Information disclosure, data manipulation, and denial of service via incorrect permissions. Red Hat rates this moderate (CVSS 6.3). Weakness: CWE-279. Affected package(s): tigervnc. Resolved in Red Hat advisory RHSA-2026:24341 — update the affected packages (`sudo dnf update`).
Affected versions
- tigervnc-0:1.11.0-8.el8_4.15
- tigervnc-0:1.14.1-10.el9_6
- tigervnc-0:1.15.0-9.el8_10
- tigervnc-0:1.12.0-15.el8_8.17
- tigervnc-0:1.15.0-6.el9_7.1
- tigervnc-0:1.12.0-6.el8_6.17
- tigervnc-0:1.13.1-8.el9_4.9
- tigervnc-0:1.1.0-25.el6_10.16
- tigervnc-0:1.11.0-22.el9_0.17
- tigervnc-0:1.8.0-36.el7_9.4
- tigervnc-0:1.15.0-7.el9_8.1
- tigervnc-0:1.12.0-14.el9_2.14
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:24341
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:24341 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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